! Started logfile: /image_prod/ug002_uva//J1839+4100_X_dfm.log on Thu Mar 5 03:52:43 2020 float field_size field_size = 1024 float field_cell field_cell = 0.2000 float taper_size taper_size = 70.0 float freq freq = 8.42800 obs /image_prod/ug002_uva//J1839+4100_X_uva.fits ! Reading UV FITS file: /image_prod/ug002_uva//J1839+4100_X_uva.fits ! AN table 1: 60 integrations on 45 of 45 possible baselines. ! Apparent sampling: 0.802963 visibilities/baseline/integration-bin. ! Found source: J1839+4100 ! ! There are 12 IFs, and a total of 12 channels: ! ! IF Channel Frequency Freq offset Number of Overall IF ! origin at origin per channel channels bandwidth ! ------------------------------------------------------------- (Hz) ! 01 1 8.428e+09 3.2e+07 1 3.2e+07 ! 02 2 8.46e+09 3.2e+07 1 3.2e+07 ! 03 3 8.492e+09 3.2e+07 1 3.2e+07 ! 04 4 8.524e+09 3.2e+07 1 3.2e+07 ! 05 5 8.588e+09 3.2e+07 1 3.2e+07 ! 06 6 8.62e+09 3.2e+07 1 3.2e+07 ! 07 7 8.684e+09 3.2e+07 1 3.2e+07 ! 08 8 8.716e+09 3.2e+07 1 3.2e+07 ! 09 9 8.78e+09 3.2e+07 1 3.2e+07 ! 10 10 8.812e+09 3.2e+07 1 3.2e+07 ! 11 11 8.844e+09 3.2e+07 1 3.2e+07 ! 12 12 8.876e+09 3.2e+07 1 3.2e+07 ! ! Polarization(s): RR ! ! Read 134 lines of history. ! ! Reading 26016 visibilities. select rr, 1,2,3,4,5,6,7,8,9,10,11,12,13,14,15,16 ! Restricting channel ranges to the available 12 channels. ! Selecting polarization: RR, channels: 1..12 ! Reading IF 1 channels: 1..1 ! Reading IF 2 channels: 2..2 ! Reading IF 3 channels: 3..3 ! Reading IF 4 channels: 4..4 ! Reading IF 5 channels: 5..5 ! Reading IF 6 channels: 6..6 ! Reading IF 7 channels: 7..7 ! Reading IF 8 channels: 8..8 ! Reading IF 9 channels: 9..9 ! Reading IF 10 channels: 10..10 ! Reading IF 11 channels: 11..11 ! Reading IF 12 channels: 12..12 print "field_size =", field_size ! field_size = 1024 print "field_cell =", field_cell ! field_cell = 0.2 print "taper_size =", taper_size ! taper_size = 70 ![@/opt64/bin/pima_mupet_01.dfm J1839+4100_X] float lim_self lim_self = 120.0 float lim_val lim_va = 1.2 integer clean_niter clean_niter = 100 float clean_gain clean_gain = 0.03 float dynam dynam = 6.0 float soltime1 soltime1 = 120 float soltime2 soltime2 = 20 float thresh thresh = 0.5 float win_mult win_mult = 1.8 float time_av time_av = 16 float old_peak float new_peak float flux_cutoff print "===============================================================" ! =============================================================== ! print "=== Difmap script: pima_mupet_01.dvm version of 2016.05.19 === " ! === Difmap script: pima_mupet_01.dvm version of 2016.05.19 === ! mapsize field_size, field_cell ! Map grid = 1024x1024 pixels with 0.200x0.200 milli-arcsec cellsize. startmod ! Applying default point source starting model. ! Performing phase self-cal ! Adding 1 model components to the UV plane model. ! The established model now contains 1 components and 1 Jy ! ! Correcting IF 1. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 2. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 3. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 4. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 5. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 6. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 7. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 8. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 9. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 10. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 11. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Correcting IF 12. ! A total of 60 telescope corrections were flagged in sub-array 1. ! ! Fit before self-cal, rms=1.001969Jy sigma=10.302444 ! Fit after self-cal, rms=0.953130Jy sigma=9.781656 ! clrmod: Cleared the established, tentative and continuum models. ! Redundant starting model cleared. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=0.7701 mas, bmaj=1.244 mas, bpa=-18.65 degrees ! Estimated noise=0.924038 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! Added new window around map position (0, 0). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.034583 Jy ! Component: 100 - total flux cleaned = 0.0437686 Jy ! Total flux subtracted in 100 components = 0.0437686 Jy ! Clean residual min=-0.003028 max=0.006498 Jy/beam ! Clean residual mean=0.000002 rms=0.000784 Jy/beam ! Combined flux in latest and established models = 0.0437686 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 8 components and 0.0437686 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.051103Jy sigma=0.500532 ! Fit after self-cal, rms=0.049913Jy sigma=0.489063 ! Inverting map ! Added new window around map position (-1.8, 0.2). ! clean: niter=100 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00696912 Jy ! Component: 100 - total flux cleaned = 0.0112052 Jy ! Total flux subtracted in 100 components = 0.0112052 Jy ! Clean residual min=-0.002488 max=0.004513 Jy/beam ! Clean residual mean=0.000001 rms=0.000618 Jy/beam ! Combined flux in latest and established models = 0.0549739 Jy ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 18 components and 0.0549739 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.048481Jy sigma=0.471822 ! Fit after self-cal, rms=0.048365Jy sigma=0.470496 ! Inverting map print "============== Finished uniform weighting clean ===============" ! ============== Finished uniform weighting clean =============== ! uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. win_mult = win_mult * 1.6 clean_niter = clean_niter * 2 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.011 mas, bmaj=1.537 mas, bpa=-17.52 degrees ! Estimated noise=0.433021 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00554459 Jy ! Component: 100 - total flux cleaned = 0.00847398 Jy ! Component: 150 - total flux cleaned = 0.0103534 Jy ! Component: 200 - total flux cleaned = 0.0116273 Jy ! Total flux subtracted in 200 components = 0.0116273 Jy ! Clean residual min=-0.001963 max=0.003240 Jy/beam ! Clean residual mean=-0.000006 rms=0.000445 Jy/beam ! Combined flux in latest and established models = 0.0666012 Jy ! Performing phase self-cal ! Adding 30 model components to the UV plane model. ! The established model now contains 36 components and 0.0666012 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.047757Jy sigma=0.463142 ! Fit after self-cal, rms=0.047668Jy sigma=0.462113 ! Inverting map print "============== Finished natural weighting clean ==============" ! ============== Finished natural weighting clean ============== ! restore ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.011 x 1.537 at -17.52 degrees (North through East) ! Clean map min=-0.0015554 max=0.046987 Jy/beam gscale true ! Performing overall amplitude self-cal ! ! Correcting IF 1. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.06 KP 0.99 ! LA 0.99 MK 0.90 NL 1.24 OV 0.86 ! PT 0.92 SC 1.00 ! ! ! Correcting IF 2. ! Telescope amplitude corrections in sub-array 1: ! BR 1.04 FD 1.01 HN 1.04 KP 1.01 ! LA 0.97 MK 1.04 NL 1.21 OV 0.94 ! PT 0.85 SC 0.95 ! ! ! Correcting IF 3. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.02 HN 1.03 KP 0.99 ! LA 0.98 MK 1.03 NL 1.16 OV 0.91 ! PT 0.89 SC 0.99 ! ! ! Correcting IF 4. ! Telescope amplitude corrections in sub-array 1: ! BR 1.01 FD 1.02 HN 1.02 KP 0.99 ! LA 0.99 MK 1.10 NL 1.20 OV 0.86 ! PT 0.94 SC 1.07 ! ! ! Correcting IF 5. ! Telescope amplitude corrections in sub-array 1: ! BR 0.98 FD 0.96 HN 1.02 KP 1.05 ! LA 0.94 MK 1.04 NL 1.22 OV 0.90 ! PT 0.89 SC 1.05 ! ! ! Correcting IF 6. ! Telescope amplitude corrections in sub-array 1: ! BR 1.03 FD 1.00 HN 1.03 KP 1.02 ! LA 0.95 MK 0.97 NL 1.20 OV 0.79 ! PT 0.95 SC 1.01 ! ! ! Correcting IF 7. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 1.01 HN 1.02 KP 0.94 ! LA 1.03 MK 1.07 NL 1.22 OV 0.90 ! PT 0.93 SC 0.89 ! ! ! Correcting IF 8. ! Telescope amplitude corrections in sub-array 1: ! BR 0.96 FD 0.94 HN 0.99 KP 1.07 ! LA 0.99 MK 1.07 NL 1.17 OV 0.87 ! PT 0.90 SC 0.88 ! ! ! Correcting IF 9. ! Telescope amplitude corrections in sub-array 1: ! BR 0.95 FD 1.00 HN 0.96 KP 1.02 ! LA 0.97 MK 1.02 NL 1.17 OV 0.93 ! PT 0.91 SC 0.90 ! ! ! Correcting IF 10. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.99 HN 0.99 KP 1.03 ! LA 0.99 MK 1.08 NL 1.29 OV 0.91 ! PT 0.88 SC 0.89 ! ! ! Correcting IF 11. ! Telescope amplitude corrections in sub-array 1: ! BR 1.02 FD 1.00 HN 0.95 KP 1.03 ! LA 0.97 MK 0.94 NL 1.12 OV 0.90 ! PT 0.93 SC 1.02 ! ! ! Correcting IF 12. ! Telescope amplitude corrections in sub-array 1: ! BR 0.93 FD 0.97 HN 0.92 KP 1.04 ! LA 0.98 MK 0.90 NL 1.18 OV 0.92 ! PT 0.86 SC 0.98 ! ! ! Fit before self-cal, rms=0.047668Jy sigma=0.462113 ! Fit after self-cal, rms=0.046539Jy sigma=0.457884 dynam = dynam - 0.5 flux_cutoff = imstat(rms) * dynam ! Inverting map and beam ! Estimated beam: bmin=1.015 mas, bmaj=1.535 mas, bpa=-16.2 degrees ! Estimated noise=0.426609 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00086055 Jy ! Component: 100 - total flux cleaned = 0.000832353 Jy ! Component: 150 - total flux cleaned = 0.000782307 Jy ! Component: 200 - total flux cleaned = 0.000719551 Jy ! Total flux subtracted in 200 components = 0.000719551 Jy ! Clean residual min=-0.001117 max=0.001163 Jy/beam ! Clean residual mean=-0.000000 rms=0.000273 Jy/beam ! Combined flux in latest and established models = 0.0673207 Jy ! Performing phase self-cal ! Adding 17 model components to the UV plane model. ! The established model now contains 49 components and 0.0673207 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046487Jy sigma=0.457452 ! Fit after self-cal, rms=0.046519Jy sigma=0.457142 ! Inverting map selfcal true, true, soltime1 ! Performing amp+phase self-cal over 120 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.046519Jy sigma=0.457142 ! Fit after self-cal, rms=0.049340Jy sigma=0.454761 dynam = dynam - 0.75 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.008 mas, bmaj=1.528 mas, bpa=-16.54 degrees ! Estimated noise=0.430107 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000199155 Jy ! Component: 100 - total flux cleaned = 0.000184679 Jy ! Component: 150 - total flux cleaned = 0.000160202 Jy ! Component: 200 - total flux cleaned = 0.000138696 Jy ! Total flux subtracted in 200 components = 0.000138696 Jy ! Clean residual min=-0.000934 max=0.000820 Jy/beam ! Clean residual mean=-0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0674594 Jy selfcal ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 58 components and 0.0674594 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049332Jy sigma=0.454677 ! Fit after self-cal, rms=0.049389Jy sigma=0.454560 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.0418e-06 Jy ! Component: 100 - total flux cleaned = -7.84121e-06 Jy ! Component: 150 - total flux cleaned = -1.66746e-05 Jy ! Component: 200 - total flux cleaned = -1.66652e-05 Jy ! Total flux subtracted in 200 components = -1.66652e-05 Jy ! Clean residual min=-0.000913 max=0.000789 Jy/beam ! Clean residual mean=-0.000001 rms=0.000185 Jy/beam ! Combined flux in latest and established models = 0.0674428 Jy ! Performing phase self-cal ! Adding 10 model components to the UV plane model. ! The established model now contains 60 components and 0.0674428 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049385Jy sigma=0.454523 ! Fit after self-cal, rms=0.049384Jy sigma=0.454518 ! Inverting map selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049384Jy sigma=0.454518 ! Fit after self-cal, rms=0.049661Jy sigma=0.454492 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=1.006 mas, bmaj=1.522 mas, bpa=-16.31 degrees ! Estimated noise=0.429823 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000171477 Jy ! Component: 100 - total flux cleaned = 0.000161449 Jy ! Component: 150 - total flux cleaned = 0.000161767 Jy ! Component: 200 - total flux cleaned = 0.000162248 Jy ! Total flux subtracted in 200 components = 0.000162248 Jy ! Clean residual min=-0.000909 max=0.000779 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.067605 Jy selfcal ! Performing phase self-cal ! Adding 12 model components to the UV plane model. ! The established model now contains 61 components and 0.067605 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049658Jy sigma=0.454454 ! Fit after self-cal, rms=0.049660Jy sigma=0.454448 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.07233e-05 Jy ! Component: 100 - total flux cleaned = 1.35201e-05 Jy ! Component: 150 - total flux cleaned = 1.36362e-05 Jy ! Component: 200 - total flux cleaned = 1.38799e-05 Jy ! Total flux subtracted in 200 components = 1.38799e-05 Jy ! Clean residual min=-0.000903 max=0.000777 Jy/beam ! Clean residual mean=-0.000000 rms=0.000182 Jy/beam ! Combined flux in latest and established models = 0.0676189 Jy ! Performing phase self-cal ! Adding 11 model components to the UV plane model. ! The established model now contains 62 components and 0.0676189 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049658Jy sigma=0.454430 ! Fit after self-cal, rms=0.049657Jy sigma=0.454428 ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. win_mult = win_mult * 1.2 selfcal true, true, soltime2 ! Performing amp+phase self-cal over 20 minute time intervals ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049657Jy sigma=0.454428 ! Fit after self-cal, rms=0.049606Jy sigma=0.454416 clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.437 mas, bmaj=2.514 mas, bpa=-36.95 degrees ! Estimated noise=0.525157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000237214 Jy ! Component: 100 - total flux cleaned = 0.00027845 Jy ! Component: 150 - total flux cleaned = 0.000275603 Jy ! Component: 200 - total flux cleaned = 0.00027311 Jy ! Total flux subtracted in 200 components = 0.00027311 Jy ! Clean residual min=-0.000852 max=0.000796 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.067892 Jy selfcal ! Performing phase self-cal ! Adding 7 model components to the UV plane model. ! The established model now contains 64 components and 0.067892 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049605Jy sigma=0.454410 ! Fit after self-cal, rms=0.049604Jy sigma=0.454409 flux_cutoff = imstat(rms) * dynam ! Inverting map repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 2.80611e-05 Jy ! Component: 100 - total flux cleaned = 2.53781e-05 Jy ! Component: 150 - total flux cleaned = 2.03677e-05 Jy ! Component: 200 - total flux cleaned = 1.5681e-05 Jy ! Total flux subtracted in 200 components = 1.5681e-05 Jy ! Clean residual min=-0.000846 max=0.000797 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0679077 Jy ! Performing phase self-cal ! Adding 8 model components to the UV plane model. ! The established model now contains 64 components and 0.0679077 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049604Jy sigma=0.454406 ! Fit after self-cal, rms=0.049604Jy sigma=0.454407 ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. win_mult = win_mult / 1.2 print "============== Finished amplitude self-cal ==============" ! ============== Finished amplitude self-cal ============== restore ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.518 mas, bpa=-16.09 degrees ! Estimated noise=0.429281 mJy/beam. ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.518 at -16.09 degrees (North through East) ! Clean map min=-0.00080673 max=0.045955 Jy/beam if(peak(flux) > thresh) selfcal true, true clean clean_niter,clean_gain selfcal flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam selfcal new_peak = peak(flux) until(new_peak<=flux_cutoff) selfcal true, true end if print "============== Clearing model and starting over ==========" ! ============== Clearing model and starting over ========== clrmod true ! clrmod: Cleared the established and tentative models. uvw 2,-1 ! Uniform weighting binwidth: 2 (pixels). ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=0.7646 mas, bmaj=1.228 mas, bpa=-17.21 degrees ! Estimated noise=0.905079 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.0347309 Jy ! Component: 100 - total flux cleaned = 0.0457488 Jy ! Component: 150 - total flux cleaned = 0.0524923 Jy ! Component: 200 - total flux cleaned = 0.0568014 Jy ! Total flux subtracted in 200 components = 0.0568014 Jy ! Clean residual min=-0.001942 max=0.002278 Jy/beam ! Clean residual mean=0.000002 rms=0.000469 Jy/beam ! Combined flux in latest and established models = 0.0568014 Jy uvw 0,-1 ! Uniform weighting is not currently selected. ! Gridding weights will be scaled by errors raised to the power -1. ! Radial weighting is not currently selected. flux_cutoff = imstat(rms) * dynam ! Adding 16 model components to the UV plane model. ! The established model now contains 16 components and 0.0568014 Jy ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.518 mas, bpa=-16.09 degrees ! Estimated noise=0.429281 mJy/beam. repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.00442191 Jy ! Component: 100 - total flux cleaned = 0.00678642 Jy ! Component: 150 - total flux cleaned = 0.00823412 Jy ! Component: 200 - total flux cleaned = 0.00917223 Jy ! Total flux subtracted in 200 components = 0.00917223 Jy ! Clean residual min=-0.000956 max=0.000808 Jy/beam ! Clean residual mean=-0.000001 rms=0.000192 Jy/beam ! Combined flux in latest and established models = 0.0659736 Jy ! Adding 33 model components to the UV plane model. ! The established model now contains 41 components and 0.0659736 Jy ! Inverting map uvtaper 0.3,taper_size ! Gaussian taper: value 0.3 at UV radius = 70 mega-wavelengths. clean clean_niter,clean_gain ! Inverting map and beam ! Estimated beam: bmin=2.437 mas, bmaj=2.514 mas, bpa=-36.95 degrees ! Estimated noise=0.525157 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 0.000959968 Jy ! Component: 100 - total flux cleaned = 0.00143353 Jy ! Component: 150 - total flux cleaned = 0.00168744 Jy ! Component: 200 - total flux cleaned = 0.00173446 Jy ! Total flux subtracted in 200 components = 0.00173446 Jy ! Clean residual min=-0.000847 max=0.000827 Jy/beam ! Clean residual mean=-0.000001 rms=0.000206 Jy/beam ! Combined flux in latest and established models = 0.0677081 Jy flux_cutoff = imstat(rms) * dynam repeat if (peak(flux) > flux_cutoff) peakwin win_mult clean clean_niter,clean_gain flux_cutoff = imstat(rms) * dynam keep new_peak = peak(flux) until(new_peak<=flux_cutoff) ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = 3.86385e-05 Jy ! Component: 100 - total flux cleaned = 6.19514e-05 Jy ! Component: 150 - total flux cleaned = 8.63011e-05 Jy ! Component: 200 - total flux cleaned = 0.000100686 Jy ! Total flux subtracted in 200 components = 0.000100686 Jy ! Clean residual min=-0.000842 max=0.000807 Jy/beam ! Clean residual mean=-0.000001 rms=0.000205 Jy/beam ! Combined flux in latest and established models = 0.0678087 Jy ! Adding 25 model components to the UV plane model. ! The established model now contains 56 components and 0.0678087 Jy ! Inverting map uvtaper 0,0 ! No UV-taper is currently set. clean ! Inverting map and beam ! Estimated beam: bmin=1.003 mas, bmaj=1.518 mas, bpa=-16.09 degrees ! Estimated noise=0.429281 mJy/beam. ! clean: niter=200 gain=0.03 cutoff=0 ! Component: 050 - total flux cleaned = -8.10905e-05 Jy ! Component: 100 - total flux cleaned = -8.0393e-05 Jy ! Component: 150 - total flux cleaned = -9.77204e-05 Jy ! Component: 200 - total flux cleaned = -0.000113296 Jy ! Total flux subtracted in 200 components = -0.000113296 Jy ! Clean residual min=-0.000898 max=0.000766 Jy/beam ! Clean residual mean=-0.000001 rms=0.000180 Jy/beam ! Combined flux in latest and established models = 0.0676954 Jy selfcal ! Performing phase self-cal ! Adding 14 model components to the UV plane model. ! The established model now contains 63 components and 0.0676954 Jy ! ! Correcting IF 1. ! ! Correcting IF 2. ! ! Correcting IF 3. ! ! Correcting IF 4. ! ! Correcting IF 5. ! ! Correcting IF 6. ! ! Correcting IF 7. ! ! Correcting IF 8. ! ! Correcting IF 9. ! ! Correcting IF 10. ! ! Correcting IF 11. ! ! Correcting IF 12. ! ! Fit before self-cal, rms=0.049603Jy sigma=0.454396 ! Fit after self-cal, rms=0.049601Jy sigma=0.454384 wmodel J1839+4100_X_map.mod ! Writing 63 model components to file: J1839+4100_X_map.mod wobs J1839+4100_X_uvs.fits ! Writing UV FITS file: J1839+4100_X_uvs.fits wwins J1839+4100_X_map.win ! wwins: Wrote 2 windows to J1839+4100_X_map.win x = (field_size-8) * field_cell / 4 addwin -x,x,-x,x clean (field_size*4),0.01 ! Inverting map ! clean: niter=4096 gain=0.01 cutoff=0 ! Component: 050 - total flux cleaned = -0.00028025 Jy ! Component: 100 - total flux cleaned = -0.000362932 Jy ! Component: 150 - total flux cleaned = -0.000495621 Jy ! Component: 200 - total flux cleaned = -0.000598044 Jy ! Component: 250 - total flux cleaned = -0.000721774 Jy ! Component: 300 - total flux cleaned = -0.000842404 Jy ! Component: 350 - total flux cleaned = -0.000936469 Jy ! Component: 400 - total flux cleaned = -0.00103988 Jy ! Component: 450 - total flux cleaned = -0.00111844 Jy ! Component: 500 - total flux cleaned = -0.00122864 Jy ! Component: 550 - total flux cleaned = -0.0013367 Jy ! Component: 600 - total flux cleaned = -0.00145347 Jy ! Component: 650 - total flux cleaned = -0.00153723 Jy ! Component: 700 - total flux cleaned = -0.00164009 Jy ! Component: 750 - total flux cleaned = -0.00176135 Jy ! Component: 800 - total flux cleaned = -0.00182114 Jy ! Component: 850 - total flux cleaned = -0.00191001 Jy ! Component: 900 - total flux cleaned = -0.00203645 Jy ! Component: 950 - total flux cleaned = -0.00210382 Jy ! Component: 1000 - total flux cleaned = -0.00221772 Jy ! Component: 1050 - total flux cleaned = -0.00227411 Jy ! Component: 1100 - total flux cleaned = -0.00235775 Jy ! Component: 1150 - total flux cleaned = -0.00242206 Jy ! Component: 1200 - total flux cleaned = -0.00249481 Jy ! Component: 1250 - total flux cleaned = -0.00254887 Jy ! Component: 1300 - total flux cleaned = -0.00261104 Jy ! Component: 1350 - total flux cleaned = -0.0026464 Jy ! Component: 1400 - total flux cleaned = -0.00266376 Jy ! Component: 1450 - total flux cleaned = -0.00269839 Jy ! Component: 1500 - total flux cleaned = -0.00274968 Jy ! Component: 1550 - total flux cleaned = -0.00275818 Jy ! Component: 1600 - total flux cleaned = -0.00278344 Jy ! Component: 1650 - total flux cleaned = -0.0028167 Jy ! Component: 1700 - total flux cleaned = -0.00284159 Jy ! Component: 1750 - total flux cleaned = -0.00287444 Jy ! Component: 1800 - total flux cleaned = -0.00286649 Jy ! Component: 1850 - total flux cleaned = -0.00293917 Jy ! Component: 1900 - total flux cleaned = -0.0029952 Jy ! Component: 1950 - total flux cleaned = -0.00300315 Jy ! Component: 2000 - total flux cleaned = -0.00304267 Jy ! Component: 2050 - total flux cleaned = -0.00308175 Jy ! Component: 2100 - total flux cleaned = -0.00312065 Jy ! Component: 2150 - total flux cleaned = -0.00316693 Jy ! Component: 2200 - total flux cleaned = -0.00322053 Jy ! Component: 2250 - total flux cleaned = -0.00325081 Jy ! Component: 2300 - total flux cleaned = -0.00325843 Jy ! Component: 2350 - total flux cleaned = -0.00331084 Jy ! Component: 2400 - total flux cleaned = -0.00337039 Jy ! Component: 2450 - total flux cleaned = -0.00341476 Jy ! Component: 2500 - total flux cleaned = -0.0034441 Jy ! Component: 2550 - total flux cleaned = -0.00349509 Jy ! Component: 2600 - total flux cleaned = -0.00355307 Jy ! Component: 2650 - total flux cleaned = -0.00356032 Jy ! Component: 2700 - total flux cleaned = -0.00361035 Jy ! Component: 2750 - total flux cleaned = -0.00364586 Jy ! Component: 2800 - total flux cleaned = -0.00369524 Jy ! Component: 2850 - total flux cleaned = -0.00372334 Jy ! Component: 2900 - total flux cleaned = -0.00377908 Jy ! Component: 2950 - total flux cleaned = -0.0038068 Jy ! Component: 3000 - total flux cleaned = -0.00384118 Jy ! Component: 3050 - total flux cleaned = -0.00387536 Jy ! Component: 3100 - total flux cleaned = -0.00390247 Jy ! Component: 3150 - total flux cleaned = -0.00394301 Jy ! Component: 3200 - total flux cleaned = -0.00396984 Jy ! Component: 3250 - total flux cleaned = -0.0039966 Jy ! Component: 3300 - total flux cleaned = -0.00404971 Jy ! Component: 3350 - total flux cleaned = -0.00404306 Jy ! Component: 3400 - total flux cleaned = -0.00406934 Jy ! Component: 3450 - total flux cleaned = -0.00408894 Jy ! Component: 3500 - total flux cleaned = -0.00412142 Jy ! Component: 3550 - total flux cleaned = -0.00412788 Jy ! Component: 3600 - total flux cleaned = -0.00416002 Jy ! Component: 3650 - total flux cleaned = -0.00417917 Jy ! Component: 3700 - total flux cleaned = -0.00419187 Jy ! Component: 3750 - total flux cleaned = -0.00421084 Jy ! Component: 3800 - total flux cleaned = -0.00424235 Jy ! Component: 3850 - total flux cleaned = -0.00424859 Jy ! Component: 3900 - total flux cleaned = -0.00424857 Jy ! Component: 3950 - total flux cleaned = -0.00427962 Jy ! Component: 4000 - total flux cleaned = -0.00431046 Jy ! Component: 4050 - total flux cleaned = -0.0043227 Jy ! Total flux subtracted in 4096 components = -0.0043655 Jy ! Clean residual min=-0.000385 max=0.000373 Jy/beam ! Clean residual mean=-0.000000 rms=0.000103 Jy/beam ! Combined flux in latest and established models = 0.0633299 Jy keep ! Adding 305 model components to the UV plane model. ! The established model now contains 368 components and 0.0633299 Jy ![Exited script file: /opt64/bin/pima_mupet_01.dfm] wmap /image_prod/ug002_uva//J1839+4100_X_map.fits ! Inverting map ! restore: Substituting estimate of restoring beam from last 'invert'. ! Restoring with beam: 1.003 x 1.518 at -16.09 degrees (North through East) ! Clean map min=-0.00063684 max=0.045887 Jy/beam ! Writing clean map to FITS file: /image_prod/ug002_uva//J1839+4100_X_map.fits wmodel /image_prod/ug002_uva//J1839+4100_X_map.mod ! Writing 368 model components to file: /image_prod/ug002_uva//J1839+4100_X_map.mod wobs /image_prod/ug002_uva//J1839+4100_X_uvs.fits ! Writing UV FITS file: /image_prod/ug002_uva//J1839+4100_X_uvs.fits wwins /image_prod/ug002_uva//J1839+4100_X_map.win ! wwins: Wrote 3 windows to /image_prod/ug002_uva//J1839+4100_X_map.win float peak_flux peak_flux = peak(flux,max) print "The peak flux is", peak_flux ! The peak flux is 0.0458867 invert ! Inverting map float image_rms image_rms = imstat(rms) print "The final image rms is",image_rms ! The final image rms is 0.000102384 loglevs 100*3*image_rms/peak_flux ! The new contour levels are: ! -0.669369 0.669369 1.33874 2.67748 5.35495 10.7099 21.4198 42.8396 85.6793 print "clev= ", int(3*image_rms*10000)/10000 ! clev= 0.0003 print "peak= ", int(1000*peak_flux)/1000 ! peak= 0.045 print "dyn_range= ", int(1000*peak_flux/image_rms)/1000 ! dyn_range= 448.183 quit ! Quitting program ! Log file /image_prod/ug002_uva//J1839+4100_X_dfm.log closed on Thu Mar 5 03:52:48 2020